Common information
CountryUkraine
Population40 789
Weather, climate, temperature by months in Irpin
| Season | Autumn | Winter | Spring | Summer | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Year |
| Record high, °C | 34 | 28 | 23 | 15 | 11 | 17 | 22 | 30 | 34 | 35 | 39 | 39 | 39 |
| Average high, °C | 19 | 13 | 5 | 0 | -1 | 0 | 6 | 14 | 21 | 24 | 26 | 25 | 12 |
| Average temperature, °C | 14 | 8 | 2 | -2 | -4 | -3 | 2 | 9 | 16 | 19 | 21 | 20 | 8 |
| Average low, °C | 10 | 5 | 0 | -5 | -6 | -6 | -1 | 5 | 11 | 14 | 16 | 15 | 5 |
| Record low, °C | -3 | -18 | -22 | -30 | -31 | -32 | -25 | -10 | -2 | 2 | 6 | 3 | -32 |
| Rain, days | 14 | 12 | 12 | 9 | 8 | 7 | 9 | 13 | 14 | 15 | 14 | 11 | 138 |
| Snow, days | 0 | 2 | 9 | 16 | 17 | 17 | 10 | 2 | 0 | 0 | 0 | 0 | 73 |
| Fog, days | 1 | 4 | 7 | 7 | 4 | 5 | 3 | 2 | 1 | 0 | 0 | 0 | 35 |
| Thunderstorms, days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 7 | 8 | 4 | 28 |
| Average precipitation, mm. | 40 | 40 | 40 | 40 | 30 | 30 | 30 | 40 | 50 | 60 | 70 | 60 | 530 |
| Relative humidity, % | 74 | 77 | 85 | 86 | 83 | 80 | 74 | 64 | 62 | 62 | 68 | 67 | 74 |
| Relative humidity morning, % | 89 | 89 | 89 | 89 | 86 | 86 | 87 | 83 | 82 | 87 | 89 | 88 | 87 |
| Relative humidity evening, % | 59 | 66 | 80 | 83 | 78 | 75 | 68 | 56 | 50 | 55 | 57 | 54 | 65 |
| Wind speed, km/h | 8 | 8 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 7 | 9 |
| Day Length, часов | 13 | 11 | 10 | 9 | 9 | 11 | 13 | 14 | 16 | 17 | 17 | 15 | 13 |
| Dew point, °C | 8 | 3 | -1 | -3 | -7 | -6 | -2 | 2 | 7 | 11 | 13 | 12 | 37 |
| Growing degree-day, °C | 138 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 178 | 266 | 337 | 312 | 1231 |
| Solar radiation, global, Mj/m2 | 11 | 7 | 4 | 3 | 4 | 7 | 11 | 14 | 19 | 19 | 19 | 17 | 11 |